77348440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148747}}^1$

素因数の和:148771

約数の個数: 32

約数和(自身を含む): 187422480

約数和(自身を除く): 110074040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 148747, 297494, 594988, 743735, 1189976, 1487470, 1933711, 2974940, 3867422, 5949880, 7734844, 9668555, 15469688, 19337110, 38674220, 77348440]

約数ペア:

[(1, 77348440), (2, 38674220), (4, 19337110), (5, 15469688), (8, 9668555), (10, 7734844), (13, 5949880), (20, 3867422), (26, 2974940), (40, 1933711), (52, 1487470), (65, 1189976), (104, 743735), (130, 594988), (260, 297494), (520, 148747)]